Light Therapy and Circadian Rhythms

The Biology of Circadian Rhythms

Dan Oren, MD
Associate Professor of Psychiatry (Adjunct), Yale School of Medicine, New Haven, US

Use light to improve mood, sleep naturally!

Why does light have antidepressant effects? When can it improve sleep, mood, daytime performance, and circadian rhythms? What does our “inner clock” really consist of? How can you help clients shift bedtimes and increase alertness during waking hours?

How to Set Light and Dark for Personal and Work Schedules

Marijke Gordijn, PhD
University of Groningen, Groningen, The Netherlands

Your Inner Clock

What physical and biological principles underlie circadian rhythms? How does light change the timing of the “inner clock”? What neural pathways mediate the interrelationships of mood and sleep?

Psychological Factors in the Etiology and Treatment of Seasonal Depression

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